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-rw-r--r--lib/prl/parser.ml7
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/prl/parser.ml b/lib/prl/parser.ml
index 17102a4..2567eea 100644
--- a/lib/prl/parser.ml
+++ b/lib/prl/parser.ml
@@ -1,4 +1,7 @@
-type error = ParseError of string
+module Error = struct
+ open Condition
+ let parse_error msg = condition "parse-error" msg empty
+end
let of_sexp sexp =
let sexp =
@@ -6,7 +9,7 @@ let of_sexp sexp =
in
match Ast.statement_of_sexp sexp with
| stmt -> Ok stmt
- | exception exn -> Error (ParseError (Printexc.to_string exn))
+ | exception exn -> Error (Error.parse_error (Printexc.to_string exn))
let of_string s = of_sexp (Sexplib.Sexp.of_string s)
let to_string stmt = Ast.sexp_of_statement stmt |> Sexplib.Sexp.to_string_hum